sneedmc/logic/minecraft/WorldList.h

125 lines
2.8 KiB
C++

/* Copyright 2015 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <QList>
#include <QString>
#include <QDir>
#include <QAbstractListModel>
#include <QMimeData>
#include "minecraft/World.h"
#include "multimc_logic_export.h"
class QFileSystemWatcher;
class MULTIMC_LOGIC_EXPORT WorldList : public QAbstractListModel
{
Q_OBJECT
public:
enum Columns
{
NameColumn,
LastPlayedColumn
};
enum Roles
{
FolderRole = Qt::UserRole + 1,
SeedRole,
NameRole,
LastPlayedRole
};
WorldList(const QString &dir);
virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
virtual int rowCount(const QModelIndex &parent = QModelIndex()) const
{
return size();
};
virtual QVariant headerData(int section, Qt::Orientation orientation,
int role = Qt::DisplayRole) const;
virtual int columnCount(const QModelIndex &parent) const;
size_t size() const
{
return worlds.size();
};
bool empty() const
{
return size() == 0;
}
World &operator[](size_t index)
{
return worlds[index];
}
/// Reloads the mod list and returns true if the list changed.
virtual bool update();
/// Install a world from location
void installWorld(QFileInfo filename);
/// Deletes the mod at the given index.
virtual bool deleteWorld(int index);
/// Deletes all the selected mods
virtual bool deleteWorlds(int first, int last);
/// flags, mostly to support drag&drop
virtual Qt::ItemFlags flags(const QModelIndex &index) const;
/// get data for drag action
virtual QMimeData *mimeData(const QModelIndexList &indexes) const;
/// get the supported mime types
virtual QStringList mimeTypes() const;
/// process data from drop action
virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent);
/// what drag actions do we support?
virtual Qt::DropActions supportedDragActions() const;
/// what drop actions do we support?
virtual Qt::DropActions supportedDropActions() const;
void startWatching();
void stopWatching();
virtual bool isValid();
QDir dir() const
{
return m_dir;
}
const QList<World> &allWorlds() const
{
return worlds;
}
private slots:
void directoryChanged(QString path);
signals:
void changed();
protected:
QFileSystemWatcher *m_watcher;
bool is_watching;
QDir m_dir;
QList<World> worlds;
};